1 files changed, 0 insertions, 136 deletions
diff --git a/pygments/lexers/nix.py b/pygments/lexers/nix.py
deleted file mode 100644
index 50210c48..00000000
--- a/pygments/lexers/nix.py
+++ /dev/null
@@ -1,136 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
-    pygments.lexers.nix
-    ~~~~~~~~~~~~~~~~~~~
-
-    Lexers for the NixOS Nix language.
-
-    :copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS.
-    :license: BSD, see LICENSE for details.
-"""
-
-import re
-
-from pygments.lexer import RegexLexer, include
-from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
-    Number, Punctuation, Literal
-
-__all__ = ['NixLexer']
-
-
-class NixLexer(RegexLexer):
-    """
-    For the `Nix language <http://nixos.org/nix/>`_.
-
-    .. versionadded:: 2.0
-    """
-
-    name = 'Nix'
-    aliases = ['nixos', 'nix']
-    filenames = ['*.nix']
-    mimetypes = ['text/x-nix']
-
-    flags = re.MULTILINE | re.UNICODE
-
-    keywords = ['rec', 'with', 'let', 'in', 'inherit', 'assert', 'if',
-                'else', 'then', '...']
-    builtins = ['import', 'abort', 'baseNameOf', 'dirOf', 'isNull', 'builtins',
-                'map', 'removeAttrs', 'throw', 'toString', 'derivation']
-    operators = ['++', '+', '?', '.', '!', '//', '==',
-                 '!=', '&&', '||', '->', '=']
-
-    punctuations = ["(", ")", "[", "]", ";", "{", "}", ":", ",", "@"]
-
-    tokens = {
-        'root': [
-            # comments starting with #
-            (r'#.*$', Comment.Single),
-
-            # multiline comments
-            (r'/\*', Comment.Multiline, 'comment'),
-
-            # whitespace
-            (r'\s+', Text),
-
-            # keywords
-            ('(%s)' % '|'.join(re.escape(entry) + '\\b' for entry in keywords), Keyword),
-
-            # highlight the builtins
-            ('(%s)' % '|'.join(re.escape(entry) + '\\b' for entry in builtins),
-             Name.Builtin),
-
-            (r'\b(true|false|null)\b', Name.Constant),
-
-            # operators
-            ('(%s)' % '|'.join(re.escape(entry) for entry in operators),
-             Operator),
-
-            # word operators
-            (r'\b(or|and)\b', Operator.Word),
-
-            # punctuations
-            ('(%s)' % '|'.join(re.escape(entry) for entry in punctuations), Punctuation),
-
-            # integers
-            (r'[0-9]+', Number.Integer),
-
-            # strings
-            (r'"', String.Double, 'doublequote'),
-            (r"''", String.Single, 'singlequote'),
-
-            # paths
-            (r'[\w.+-]*(\/[\w.+-]+)+', Literal),
-            (r'\<[\w.+-]+(\/[\w.+-]+)*\>', Literal),
-
-            # urls
-            (r'[a-zA-Z][a-zA-Z0-9\+\-\.]*\:[\w%/?:@&=+$,\\.!~*\'-]+', Literal),
-
-            # names of variables
-            (r'[\w-]+\s*=', String.Symbol),
-            (r'[a-zA-Z_][\w\'-]*', Text),
-
-        ],
-        'comment': [
-            (r'[^/*]+', Comment.Multiline),
-            (r'/\*', Comment.Multiline, '#push'),
-            (r'\*/', Comment.Multiline, '#pop'),
-            (r'[*/]', Comment.Multiline),
-        ],
-        'singlequote': [
-            (r"'''", String.Escape),
-            (r"''\$\{", String.Escape),
-            (r"''\n", String.Escape),
-            (r"''\r", String.Escape),
-            (r"''\t", String.Escape),
-            (r"''", String.Single, '#pop'),
-            (r'\$\{', String.Interpol, 'antiquote'),
-            (r"[^']", String.Single),
-        ],
-        'doublequote': [
-            (r'\\', String.Escape),
-            (r'\\"', String.Escape),
-            (r'\\$\{', String.Escape),
-            (r'"', String.Double, '#pop'),
-            (r'\$\{', String.Interpol, 'antiquote'),
-            (r'[^"]', String.Double),
-        ],
-        'antiquote': [
-            (r"\}", String.Interpol, '#pop'),
-            # TODO: we should probably escape also here ''${ \${
-            (r"\$\{", String.Interpol, '#push'),
-            include('root'),
-        ],
-    }
-
-    def analyse_text(text):
-        rv = 0.0
-        # TODO: let/in
-        if re.search(r'import.+?<[^>]+>', text):
-            rv += 0.4
-        if re.search(r'mkDerivation\s+(\(|\{|rec)', text):
-            rv += 0.4
-        if re.search(r'=\s+mkIf\s+', text):
-            rv += 0.4
-        if re.search(r'\{[a-zA-Z,\s]+\}:', text):
-            rv += 0.1
-        return rv